9982458

素因数分解:

$2^1\times 3^2\times {\mathrm{71}}^1\times {\mathrm{73}}^1\times {\mathrm{107}}^1$

素因数の和:259

約数の個数: 48

約数和(自身を含む): 22441536

約数和(自身を除く): 12459078

約数列:

[1, 2, 3, 6, 9, 18, 71, 73, 107, 142, 146, 213, 214, 219, 321, 426, 438, 639, 642, 657, 963, 1278, 1314, 1926, 5183, 7597, 7811, 10366, 15194, 15549, 15622, 22791, 23433, 31098, 45582, 46647, 46866, 68373, 70299, 93294, 136746, 140598, 554581, 1109162, 1663743, 3327486, 4991229, 9982458]

約数ペア:

[(1, 9982458), (2, 4991229), (3, 3327486), (6, 1663743), (9, 1109162), (18, 554581), (71, 140598), (73, 136746), (107, 93294), (142, 70299), (146, 68373), (213, 46866), (214, 46647), (219, 45582), (321, 31098), (426, 23433), (438, 22791), (639, 15622), (642, 15549), (657, 15194), (963, 10366), (1278, 7811), (1314, 7597), (1926, 5183)]